Heptanoic acid, methyl ester

• Formula: C₈H₁₆O₂
• Molecular weight: 144.2114
• IUPAC Standard InChI: InChI=1S/C8H16O2/c1-3-4-5-6-7-8(9)10-2/h3-7H2,1-2H3 Copy

  
• IUPAC Standard InChIKey: XNCNNDVCAUWAIT-UHFFFAOYSA-N Copy
• CAS Registry Number: 106-73-0
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  The 3d structure may be viewed using Java or Javascript.
• Other names: Methyl enanthate; Methyl heptanoate; Methyl heptoate; Methyl n-heptanoate; Methyl n-heptylate; Methyl oenanthylate; Methyl ester of heptanoic acid
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Gas phase thermochemistry data
  • Gas Chromatography
  • References
  • Notes
• Other data available:
  • Condensed phase thermochemistry data
  • Phase change data
  • IR Spectrum
  • Mass spectrum (electron ionization)
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Gas phase thermochemistry data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Gas Chromatography

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Kovats' RI, non-polar column, isothermal

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Kovats' RI, non-polar column, temperature ramp

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Kovats' RI, polar column, isothermal

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Kovats' RI, polar column, temperature ramp

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Van Den Dool and Kratz RI, non-polar column, temperature ramp

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Van Den Dool and Kratz RI, non-polar column, custom temperature program

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Van Den Dool and Kratz RI, polar column, temperature ramp

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Van Den Dool and Kratz RI, polar column, custom temperature program

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Normal alkane RI, non-polar column, temperature ramp

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Normal alkane RI, non-polar column, custom temperature program

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Normal alkane RI, polar column, temperature ramp

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Normal alkane RI, polar column, custom temperature program

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Lee's RI, non-polar column, temperature ramp

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References

Go To: Top, Gas phase thermochemistry data, Gas Chromatography, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Adriaanse, Dekker, et al., 1965
Adriaanse, N.; Dekker, H.; Coops, J., Heats of combustion of normal saturated fatty acids and their methyl esters, Rec. Trav. Chim. Pays/Bas, 1965, 84, 393-407. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Grigor'eva, Vasil'ev, et al., 1989
Grigor'eva, D.N.; Vasil'ev, A.V.; Golovnya, R.V., Variation in retention indices and equivalent chain lengths of homologous series of n-alkyl acetates, n-alkyl methyl ketones, and methyl esters of aliphatic carboxylic acids as a function of homolog number and analysis temperature, Zh. Anal. Khim., 1989, 44, 1, 68-73. [all data]

Haken and Korhonen, 1984
Haken, J.K.; Korhonen, I.O.O., Gas chromatography of homologous esters. XXV. Capillary column studies of monochlorinated C₅-C₁8 n-carboxylic esters, J. Chromatogr., 1984, 298, 89-100, https://doi.org/10.1016/S0021-9673(01)92697-4 . [all data]

Müller, Dietrich, et al., 1978
Müller, U.; Dietrich, P.; Prescher, D., Gas-chromatographische untersuchungen an perfluor-carbonverbindungen. I. Gas-chromatographische eigenschaften langkettiger perfluorcarbonsäureester, J. Chromatogr., 1978, 147, 31-40, https://doi.org/10.1016/S0021-9673(00)85114-6 . [all data]

Shashkova, Znamenskaia, et al., 1969
Shashkova, A.A.; Znamenskaia, A.P.; Pas'ko, L.Ya., Investigation of esters of odd series halohenated acids with Kovats indices, Gazovaya Khromatografiya, 1969, 9, 40-47. [all data]

Takeoka, Buttery, et al., 1992
Takeoka, G.R.; Buttery, R.G.; Flath, R.A., Volatile constituents of Asian pear (Pyrus serotina), J. Agric. Food Chem., 1992, 40, 10, 1925-1929, https://doi.org/10.1021/jf00022a040 . [all data]

Morales and Duque, 1987
Morales, A.L.; Duque, C., Aroma constituents of the fruit of the moutain papaya (Carica pubescens) from Colombia, J. Agric. Food Chem., 1987, 35, 4, 538-540, https://doi.org/10.1021/jf00076a024 . [all data]

Tressl, Friese, et al., 1978
Tressl, R.; Friese, L.; Fendesack, F.; Köppler, H., Studies of the volatile composition of hops during storage, J. Agric. Food Chem., 1978, 26, 6, 1426-1430, https://doi.org/10.1021/jf60220a036 . [all data]

Elmore, Campo, et al., 2002
Elmore, J.S.; Campo, M.M.; Enser, M.; Mottram, D.S., Effect of lipid composition on meat-like model systems containing cysteine, ribose, and polyunsaturated fatty acids, J. Agric. Food Chem., 2002, 50, 5, 1126-1132, https://doi.org/10.1021/jf0108718 . [all data]

Golovnya, Syomina, et al., 1997
Golovnya, R.V.; Syomina, L.A.; Samusenko, A.L., Nonlinear variation of sorption parameters of n-alkane homologs in temperature-programmed gas chromatography (TPGC) and new equation for calculation of retention indices, J. Hi. Res. Chromatogr., 1997, 20, 11, 611-614, https://doi.org/10.1002/jhrc.1240201108 . [all data]

Grigor'eva, Golovnya, et al., 1997
Grigor'eva, D.N.; Golovnya, R.V.; Syomina, L.A., An equation for the calculation of retention indices in temperature-programmed gas chromatography with allowance for the nonlinear variation of the retention parameters of n-alkanes, Russ. Chem. Bull. (Engl. Transl.), 1997, 46, 2, 309-313, https://doi.org/10.1007/BF02494369 . [all data]

van den Dool and Kratz, 1963
van den Dool, H.; Kratz, P. Dec., A generalization of the retention index system including linear temperature programmed gas-liquid partition chromatography, J. Chromatogr., 1963, 11, 463-471, https://doi.org/10.1016/S0021-9673(01)80947-X . [all data]

Tret'yakov, 2007
Tret'yakov, K.V., Retention Data. NIST Mass Spectrometry Data Center., NIST Mass Spectrometry Data Center, 2007. [all data]

Beaulieu and Grimm, 2001
Beaulieu, J.C.; Grimm, C.C., Identification of volatile compounds in cantaloupe at various developmental stages using solid phase microextraction, J. Agric. Food Chem., 2001, 49, 3, 1345-1352, https://doi.org/10.1021/jf0005768 . [all data]

Eri, Khoo, et al., 2000
Eri, S.; Khoo, B.K.; Lech, J.; Hartman, T.G., Direct thermal desorption-gas chromatography and gas chromatography-mass spectrometry profiling of hop (Humulus lupulus L.) essential oils in support of varietal characterization, J. Agric. Food Chem., 2000, 48, 4, 1140-1149, https://doi.org/10.1021/jf9911850 . [all data]

Peng, 2000
Peng, C.T., Prediction of retention indices. V. Influence of electronic effects and column polarity on retention index, J. Chromatogr. A, 2000, 903, 1-2, 117-143, https://doi.org/10.1016/S0021-9673(00)00901-8 . [all data]

Peng, Ding, et al., 1988
Peng, C.T.; Ding, S.F.; Hua, R.L.; Yang, Z.C., Prediction of Retention Indexes I. Structure-Retention Index Relationship on Apolar Columns, J. Chromatogr., 1988, 436, 137-172, https://doi.org/10.1016/S0021-9673(00)94575-8 . [all data]

Kourkoutas, Elmore, et al., 2006
Kourkoutas, D.; Elmore, J.S.; Mottram, D.S., Comparison of the volatile compositions and flavour properties of cantaloupe, Galia and honeydew muskmelons, Food Chem., 2006, 97, 1, 95-102, https://doi.org/10.1016/j.foodchem.2005.03.026 . [all data]

Pinto, Guedes, et al., 2006
Pinto, A.B.; Guedes, C.M.; Moreira, R.F.A.; de Maria, C.A.B., Volatile constituents from headspace and aqueous solution of genipap (Genipa americana) fruit isolated by the solid-phase extraction method, Flavour Fragr. J., 2006, 21, 3, 488-491, https://doi.org/10.1002/ffj.1623 . [all data]

Sumitani, Suekane, et al., 1994
Sumitani, H.; Suekane, S.; Nakatani, A.; Tatsuka, K., Changes in composition of volatile compounds in high pressure treated peach, J. Agric. Food Chem., 1994, 42, 3, 785-790, https://doi.org/10.1021/jf00039a037 . [all data]

Bianchi, Careri, et al., 2007
Bianchi, F.; Careri, M.; Mangia, A.; Musci, M., Retention indices in the analysis of food aroma volatile compounds in temperature-programmed gas chromatography: Database creation and evaluation of precision and robustness, J. Sep. Sci., 2007, 39, 4, 563-572, https://doi.org/10.1002/jssc.200600393 . [all data]

Romeo, Ziino, et al., 2007
Romeo, V.; Ziino, M.; Giuffrrida, D.; Condurso, C.; Verzera, A., Flavour profile of capers (Capparis spinosa L.) from the Eolian Archipelago by HS-SPME/GC?MS, Food Chem., 2007, 101, 3, 1272-1278, https://doi.org/10.1016/j.foodchem.2005.12.029 . [all data]

Kaack, Christensen, et al., 2005
Kaack, K.; Christensen, L.P.; Hughes, M.; Eder, R., The relationship between sensory quality and volatile compounds in raw juice processed from elderberries ( Sambucus nigra L.), Eur. Food Res. Technol., 2005, 221, 3-4, 244-254, https://doi.org/10.1007/s00217-005-1141-4 . [all data]

Dib, Bendahou, et al., 2010
Dib, M.A.; Bendahou, M.; Bendiabdellah, A.; Djabou, N.; Allali, H.; Tabti, B.; Paolini, J.; Costa, J., Partial chemical composition and antimicrobial activity of Daucus crinitus Desf. extracts, Grasas y Aceites, 2010, 61, 3, 271-278, https://doi.org/10.3989/gya.122609 . [all data]

Hadaruga, Hadaruga, et al., 2006
Hadaruga, N.G.; Hadaruga, D.I.; Paunescu, V.; Tatu, C.; Ordodi, V.L.; Bandur, G.; Lupea, A.X., Thermal stability of the linoleic acid/α- and β-cyclodextrin complexes, Food Chem., 2006, 99, 3, 500-508, https://doi.org/10.1016/j.foodchem.2005.08.012 . [all data]

Guy and Vernin, 1996
Guy, I.; Vernin, G., Minor compounds from Cistus ladaniferus L. essential oil from esterel. 2. Acids and phenols, J. Essent. Oil Res., 1996, 8, 4, 455-462, https://doi.org/10.1080/10412905.1996.9700666 . [all data]

Takeoka and Butter, 1989
Takeoka, G.; Butter, R.G., Volatile constituents of pineapple (Ananas Comosus [L.] Merr.) in Flavor Chemistry. Trends and Developments, Teranishi,R.; Buttery,R.G.; Shahidi,F., ed(s)., American Chemical Society, Washington, DC, 1989, 223-237. [all data]

Habu, Flath, et al., 1985
Habu, T.; Flath, R.A.; Mon, T.R.; Morton, J.F., Volatile components of Rooibos tea (Aspalathus linearis), J. Agric. Food Chem., 1985, 33, 2, 249-254, https://doi.org/10.1021/jf00062a024 . [all data]

Stern, Flath, et al., 1985
Stern, D.J.; Flath, R.A.; Mon, T.R.; Teranishi, R.; Lundin, R.E.; Benson, M.E., Crude oleic acid volatiles, J. Agric. Food Chem., 1985, 33, 2, 180-184, https://doi.org/10.1021/jf00062a005 . [all data]

Nance and Setzer, 2011
Nance, M.R.; Setzer, W.N., Volatile components of aroma hops (Humulus lupulus L.) commonly used in beer brewing, J. of Brewing and Distilling, 2011, 2, 2, 16-22. [all data]

Rotsatschakul, Visesanguan, et al., 2009
Rotsatschakul, P.; Visesanguan, W.; Smitinont, T.; Chaiseri, S., Changes in volatile compounds during fermentation of nham (Thai fermented sausage), Int. Food Res. J., 2009, 16, 391-414. [all data]

Beaulieu and Lancaster, 2007
Beaulieu, J.C.; Lancaster, V.A., Correlating Volatile Compounds, Sensory Attributes, and Quality Parameters in Stored Fresh-Cut Cantaloupe, J. Agric. Food Chem., 2007, 55, 23, 9503-9513, https://doi.org/10.1021/jf070282n . [all data]

Vinogradov, 2004
Vinogradov, B.A., Production, composition, properties and application of essential oils, 2004, retrieved from http://viness.narod.ru. [all data]

Teai, Claude-Lafontaine, et al., 2001
Teai, T.; Claude-Lafontaine, A.; Schippa, C.; Cozzolino, F., Volatile compounds in fresh pulp of pineapple (Ananas comosus [L.] Merr.) from French Polynesia, J. Essent. Oil Res., 2001, 13, 5, 314-318, https://doi.org/10.1080/10412905.2001.9712222 . [all data]

Weyerstahl, Marschall, et al., 1998
Weyerstahl, P.; Marschall, H.; Weirauch, M.; Thefeld, K.; Surburg, H., Constituents of commercial Labdanum oil, Flavour Fragr. J., 1998, 13, 5, 295-318, https://doi.org/10.1002/(SICI)1099-1026(1998090)13:5<295::AID-FFJ751>3.0.CO;2-I . [all data]

Takeoka, Flath, et al., 1988
Takeoka, G.R.; Flath, R.A.; Güntert, M.; Jennings, W., Nectarine volatiles: vacuum steam distillation versus headspace sampling, J. Agric. Food Chem., 1988, 36, 3, 553-560, https://doi.org/10.1021/jf00081a037 . [all data]

Waggott and Davies, 1984
Waggott, A.; Davies, I.W., Identification of organic pollutants using linear temperature programmed retention indices (LTPRIs) - Part II, 1984, retrieved from http://dwi.defra.gov.uk/research/completed-research/reports/dwi0383.pdf. [all data]

Suhardi, Suzuki, et al., 2002
Suhardi, S.; Suzuki, M.; Yoshida, K.; Muto, T.; Fujita, A.; Watanbe, N., Changes in the volatile compounds and in the chemical and physical properties of snake fruit (Salacca edulis Reinw) Cv. Pondoh during maturation, J. Agric. Food Chem., 2002, 50, 26, 7627-7633, https://doi.org/10.1021/jf020620e . [all data]

Baser, Özek, et al., 2004
Baser, K.H.C.; Özek, T.; Kirimer, N.; Deliorman, D.; Ergun, F., Composition of the essential oils of Galium aparine L. and Galium odoratum (L.) Scop. from Turkey, J. Essent. Oil Res., 2004, 16, 4, 305-307, https://doi.org/10.1080/10412905.2004.9698728 . [all data]

Peng, Yang, et al., 1991
Peng, C.T.; Yang, Z.C.; Ding, S.F., Prediction of rentention idexes. II. Structure-retention index relationship on polar columns, J. Chromatogr., 1991, 586, 1, 85-112, https://doi.org/10.1016/0021-9673(91)80028-F . [all data]

Donnelly, Abdel-Hamid, et al., 1993
Donnelly, J.R.; Abdel-Hamid, M.S.; Jeter, J.L.; Gurka, D.F., Application of gas chromatographic retention properties to the identification of environmental contaminants, J. Chromatogr., 1993, 642, 1-2, 409-415, https://doi.org/10.1016/0021-9673(93)80106-I . [all data]

Notes

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• Symbols used in this document:
  

  ΔfH°gas

  Enthalpy of formation of gas at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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